We work with more than 300 partners to bring you better travel deals
Cheap Flights to Portsmouth
|Popular in||July||High demand for flights, 15% potential price rise|
|Cheapest in||February||Best time to find cheap flights, 3% potential price drop|
|Average price||C$ 349||Average for round-trip flights in October 2020|
|Round-trip from||C$ 292||From Toronto to Portsmouth|
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Cheapest prices for Portsmouth flights by month
Currently, February is the cheapest month in which you can book a flight to Portsmouth. Flying to Portsmouth in July will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
When is the best time to fly to Portsmouth?
Choose a month below to see average flight price and weather conditions.
YTO - BOS
C$ 297 - C$ 505
4 - 29 °C
70 - 99 mm
February is typically the best time to fly to Portsmouth, but there are other times where great deals are available. If weather is an important factor for you when considering when to fly to Portsmouth, the warmest period tends to be July, with the wettest being March.
When is the best time to book a flight to Portsmouth?
The price you pay for your flight to Portsmouth may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase in the final two weeks or so before your departure date.
Which day is cheapest to fly to Portsmouth?
Friday is currently, on average, the cheapest day to fly to Portsmouth. Flying on Monday will result in higher flight prices.
What time of day is cheapest to fly to Portsmouth?
Portsmouth flights can be made cheaper if you choose a flight in the evening. Booking a flight in the afternoon will likely mean higher prices.
Alternative, similarly priced destinations
Portsmouth, New Hampshire airports
Cheapest flights to USA
Toronto to New York flights from C$ 167 pp
Edmonton to Las Vegas flights from C$ 223 pp
Ottawa to New York flights from C$ 225 pp
Montreal to New York flights from C$ 225 pp
Quebec City Airport to New York flights from C$ 226 pp
Calgary to Phoenix flights from C$ 227 pp
Vancouver to San Francisco flights from C$ 230 pp
Toronto to Washington flights from C$ 233 pp
Ottawa to Washington flights from C$ 237 pp
Vancouver to Los Angeles flights from C$ 238 pp
Londres to New York flights from C$ 238 pp
Montreal to Washington flights from C$ 238 pp
Toronto to Roanoke flights from C$ 239 pp
Toronto to Denver flights from C$ 239 pp
Toronto to Standiford Field flights from C$ 241 pp
Calgary to Denver flights from C$ 244 pp